From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with SMTP id 712476B00C3 for ; Wed, 13 May 2009 03:42:02 -0400 (EDT) Received: from m5.gw.fujitsu.co.jp ([10.0.50.75]) by fgwmail5.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id n4D7gdes027680 for (envelope-from kosaki.motohiro@jp.fujitsu.com); Wed, 13 May 2009 16:42:39 +0900 Received: from smail (m5 [127.0.0.1]) by outgoing.m5.gw.fujitsu.co.jp (Postfix) with ESMTP id 132C445DE3E for ; Wed, 13 May 2009 16:42:39 +0900 (JST) Received: from s5.gw.fujitsu.co.jp (s5.gw.fujitsu.co.jp [10.0.50.95]) by m5.gw.fujitsu.co.jp (Postfix) with ESMTP id E480A45DE3A for ; Wed, 13 May 2009 16:42:38 +0900 (JST) Received: from s5.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s5.gw.fujitsu.co.jp (Postfix) with ESMTP id C8FC3E08001 for ; Wed, 13 May 2009 16:42:38 +0900 (JST) Received: from ml14.s.css.fujitsu.com (ml14.s.css.fujitsu.com [10.249.87.104]) by s5.gw.fujitsu.co.jp (Postfix) with ESMTP id 783E41DB8038 for ; Wed, 13 May 2009 16:42:38 +0900 (JST) From: KOSAKI Motohiro Subject: kernel BUG at mm/slqb.c:1411! Message-Id: <20090513163826.7232.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Date: Wed, 13 May 2009 16:42:37 +0900 (JST) Sender: owner-linux-mm@kvack.org To: linux-mm , LKML , Nick Piggin , Pekka Enberg Cc: kosaki.motohiro@jp.fujitsu.com List-ID: Todays test (repeated large file copy) hit kernel panic. mm/slqb.c:1411! mean ---------------------------------------------------------------- static noinline void *__slab_alloc_page(struct kmem_cache *s, gfp_t gfpflags, int node) { (snip) } else { #ifdef CONFIG_NUMA struct kmem_cache_node *n; n = s->node_slab[slqb_page_to_nid(page)]; l = &n->list; page->list = l; spin_lock(&n->list_lock); l->nr_slabs++; l->nr_partial++; list_add(&page->lru, &l->partial); slqb_stat_inc(l, ALLOC); slqb_stat_inc(l, ALLOC_SLAB_NEW); object = __cache_list_get_page(s, l); spin_unlock(&n->list_lock); #endif } VM_BUG_ON(!object); // here return object; } ---------------------------------------------------------------- Who have any suggestions? ------------------------------------------------------------------- kernel BUG at mm/slqb.c:1411! pdflush[324]: bugcheck! 0 [1] Modules linked in: binfmt_misc nls_iso8859_1 nls_cp437 dm_multipath scsi_dh fan sg processor button container thermal e100 mii dm_snapshot dm_zero dm_mirror dm_region_hash dm_log dm_mod lpfc mptspi mptscsih mptbase ehci_hcd ohci_hcd uhci_hcd usbcore Pid: 324, CPU 1, comm: pdflush psr : 00001010085a2010 ifs : 8000000000000916 ip : [] Not tainted (2.6.30-rc4-mm1-g384655e-dirty) ip is at __slab_alloc_page+0x800/0x9e0 unat: 0000000000000000 pfs : 0000000000000916 rsc : 0000000000000003 rnat: 0000000000000001 bsps: a000000100d5b880 pr : 005599aa55559599 ldrs: 0000000000000000 ccv : 0000000000000000 fpsr: 0009804c8a70433f csd : 0000000000000000 ssd : 0000000000000000 b0 : a0000001001bb960 b6 : a0000001005a78e0 b7 : a00000010048bac0 f6 : 1003e000005cef074293b f7 : 1003e0000000000000190 f8 : 1003e000005cef07427ab f9 : 1003e0000000000000001 f10 : 1003e0000000000000100 f11 : 1003e0000000000000100 r1 : a000000100f52d40 r2 : a000000100d263a0 r3 : a000000100d53708 r8 : 0000000000000021 r9 : 0000000000000001 r10 : e000000001110000 r11 : ffffffffffff0420 r12 : e0000040c1ccfc20 r13 : e0000040c1cc0000 r14 : a000000100d263b8 r15 : e00001600b91fe18 r16 : ffffffffffff5538 r17 : 00000000dead4ead r18 : a000000100cd222c r19 : a000000100d5b850 r20 : a0000001005a78e0 r21 : a000000101144ae0 r22 : 0000000000099a63 r23 : 00000000000fffff r24 : 0000000000100000 r25 : a0000001009e7a68 r26 : a00000010048bb60 r27 : 0000000000000100 r28 : 0000000000000001 r29 : e0000040c1cc0de4 r30 : a00000010048bac0 r31 : 0000000000000000 Call Trace: [] show_stack+0x80/0xa0 sp=e0000040c1ccf7f0 bsp=e0000040c1cc1730 [] show_regs+0x890/0x8c0 sp=e0000040c1ccf9c0 bsp=e0000040c1cc16d8 [] die+0x1b0/0x2e0 sp=e0000040c1ccf9c0 bsp=e0000040c1cc1690 [] die_if_kernel+0x50/0x80 sp=e0000040c1ccf9c0 bsp=e0000040c1cc1660 [] ia64_bad_break+0x4b0/0x700 sp=e0000040c1ccf9c0 bsp=e0000040c1cc1638 [] ia64_native_leave_kernel+0x0/0x270 sp=e0000040c1ccfa50 bsp=e0000040c1cc1638 [] __slab_alloc_page+0x800/0x9e0 sp=e0000040c1ccfc20 bsp=e0000040c1cc1580 [] kmem_cache_alloc+0x510/0x700 sp=e0000040c1ccfc20 bsp=e0000040c1cc14f0 [] mempool_alloc_slab+0x30/0x60 sp=e0000040c1ccfc20 bsp=e0000040c1cc14c8 [] mempool_alloc+0xc0/0x360 sp=e0000040c1ccfc20 bsp=e0000040c1cc1440 [] bio_alloc_bioset+0x50/0x240 sp=e0000040c1ccfc50 bsp=e0000040c1cc13f0 [] bio_alloc+0x30/0x80 sp=e0000040c1ccfc60 bsp=e0000040c1cc13c8 [] submit_bh+0x130/0x3e0 sp=e0000040c1ccfc60 bsp=e0000040c1cc1398 [] __block_write_full_page+0x510/0xbc0 sp=e0000040c1ccfc60 bsp=e0000040c1cc1310 [] block_write_full_page_endio+0x1b0/0x220 sp=e0000040c1ccfc60 bsp=e0000040c1cc12d0 [] block_write_full_page+0x30/0x60 sp=e0000040c1ccfc60 bsp=e0000040c1cc12a0 [] ext3_writeback_writepage+0x190/0x380 sp=e0000040c1ccfc60 bsp=e0000040c1cc1260 [] __writepage+0x50/0x1a0 sp=e0000040c1ccfc60 bsp=e0000040c1cc1230 [] write_cache_pages+0x530/0x940 sp=e0000040c1ccfc60 bsp=e0000040c1cc1140 [] generic_writepages+0x60/0x80 sp=e0000040c1ccfcf0 bsp=e0000040c1cc1118 [] do_writepages+0x110/0x140 sp=e0000040c1ccfcf0 bsp=e0000040c1cc10e8 [] __writeback_single_inode+0x160/0x9a0 sp=e0000040c1ccfcf0 bsp=e0000040c1cc1088 [] generic_sync_sb_inodes+0x3c0/0xa00 sp=e0000040c1ccfd30 bsp=e0000040c1cc1018 [] sync_sb_inodes+0xa0/0xc0 sp=e0000040c1ccfd30 bsp=e0000040c1cc0fe8 [] writeback_inodes+0x1e0/0x280 sp=e0000040c1ccfd30 bsp=e0000040c1cc0f98 [] background_writeout+0x160/0x240 sp=e0000040c1ccfd30 bsp=e0000040c1cc0f30 [] pdflush+0x290/0x500 sp=e0000040c1ccfd80 bsp=e0000040c1cc0ec0 [] kthread+0x100/0x140 sp=e0000040c1ccfdf0 bsp=e0000040c1cc0e88 [] kernel_thread_helper+0xd0/0x100 sp=e0000040c1ccfe30 bsp=e0000040c1cc0e60 [] start_kernel_thread+0x20/0x40 sp=e0000040c1ccfe30 bsp=e0000040c1cc0e60 Disabling lock debugging due to kernel taint Kernel panic - not syncing: Fatal exception Rebooting in 1 seconds.. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. 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